How Much RAM Can an Apple MacBook Pro (15-inch, 2019) Take?
Apple MacBook Pro (15-inch, 2019)
Model identifier: MacBookPro15,3
The memory is soldered to the mainboard. It cannot be upgraded.
There are no memory slots on this model, so no RAM stick will fit. The largest configuration this laptop shipped with was 32 GB of DDR4. If you need more memory, the only route is a different laptop.
See laptops that ship with more RAM →How we know
This answer was verified by hand against the manufacturer’s published specifications (source), last checked 2026-07-13, alongside 2 independent hardware reports for the Apple MacBook Pro (15-inch, 2019).
Check it yourself
On Windows, open Task Manager → Performance → Memory. It shows Slots used and the form factor directly. On Linux, run sudo dmidecode -t memory.
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Specifications derived from linuxhw/DMI, licensed CC-BY-4.0. This model's answer was additionally verified by hand against published specifications.